Mailing machine



FIG. 1 is a perspective view of a mailing machine showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a rear elevational view thereof; 

The ornamental design for a mailing machine, as shown. 